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charset="utf-8" Content-ID: <6B1A82EE6A1BDA40AC8CAA939E863924@namprd18.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 4c436b62-397f-4888-3528-08d66bc8a549 X-MS-Exchange-CrossTenant-originalarrivaltime: 27 Dec 2018 06:58:02.8432 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 70e1fb47-1155-421d-87fc-2e58f638b6e0 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR18MB2936 X-OriginatorOrg: marvell.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-12-27_05:, , signatures=0 X-Proofpoint-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=949 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1812270065 Subject: Re: [dpdk-dev] [EXT] [PATCH v3 6/6] spinlock: ticket based to improve fairness X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> X-List-Received-Date: Thu, 27 Dec 2018 06:58:11 -0000 T24gVGh1LCAyMDE4LTEyLTI3IGF0IDEyOjEzICswODAwLCBHYXZpbiBIdSB3cm90ZToNCj4gLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLQ0KPiAtLS0NCj4gRnJvbTogSm95Y2UgS29uZyA8am95Y2Uua29uZ0Bhcm0uY29tPg0K PiANCj4gVGhlIG9sZCBpbXBsZW1lbnRhdGlvbiBpcyB1bmZhaXIsIHNvbWUgdGhyZWFkcyBtYXkg dGFrZSBsb2Nrcw0KPiBhZ2dyZXNzaXZlbHkNCg0KSSB0aGluaywgb25lIGlzc3VlIGhlcmUgaXMg eDg2IGFuZCBwcGMgZm9sbG93cyB0cmFkaXRpb25hbCBzcGlubG9jayBhbmQNCmFybTY0IHdpbGwg YmUgZm9sbG93aW5nIHRpY2tldCBsb2NrIGZvciBzcGlubG9jayBpbXBsZW1lbnRhdGlvbi4NClRo aXMgd291bGQgY2hhbmdlIGFwcGxpY2F0aW9uIGJlaGF2aW91ciBvbiBhcm02NCBjb21wYXJlZCB0 byB4ODYgYW5kDQpwcGMuDQoNCkhvdyBhYm91dCBoYXZpbmcgYSBzZXBhcmF0ZSBBUEkgZm9yIHRp Y2tldCBsb2NrPyBUaGF0IHdvdWxkIGdpdmUsDQojIGFwcGxpY2F0aW9uIGNob2ljZSB0byB1c2Ug dGhlIGxvY2tpbmcgc3RyYXRlZ3kNCiMgYXBwbGljYXRpb24gYmVoYXZpb3VyIHdpbGwgYmUgc2Ft ZSBhY3Jvc3MgYWxsIGFyY2guDQoNCkluaXRpYWwgdGlja2V0IGxvY2sgaW1wbGVtZW50YXRpb24g Y2FuIGJlIGdlbmVyaWMgd2l0aCBDMTEgbWVtb3J5DQpwcmltaXRpdmUsIGxhdHRlciBhcmNoIGNh biBvcHRpbWl6ZSBpdCwgaWYgcmVxdWlyZWQuDQoNCj4gd2hpbGUgbGVhdmluZyB0aGUgb3RoZXIg dGhyZWFkcyBzdGFydmluZyBmb3IgbG9uZyB0aW1lLiBBcyBzaG93biBpbg0KPiB0aGUNCj4gZm9s bG93aW5nIHRlc3QsIHdpdGhpbiBzYW1lIHBlcmlvZCBvZiB0aW1lLCB0aGVyZSBhcmUgdGhyZWFk cyB0YWtpbmcNCj4gbG9ja3MNCj4gbXVjaCBtb3JlIHRpbWVzIHRoYW4gdGhlIG90aGVycy4NCj4g DQo+ICANCj4gICNpZmRlZiBSVEVfRk9SQ0VfSU5UUklOU0lDUw0KPiAgc3RhdGljIGlubGluZSB2 b2lkDQo+IC1ydGVfc3BpbmxvY2tfdW5sb2NrIChydGVfc3BpbmxvY2tfdCAqc2wpDQo+ICtydGVf c3BpbmxvY2tfdW5sb2NrKHJ0ZV9zcGlubG9ja190ICpzbCkNCj4gIHsNCj4gLQlfX2F0b21pY19z dG9yZV9uKCZzbC0+bG9ja2VkLCAwLCBfX0FUT01JQ19SRUxFQVNFKTsNCj4gKwl1aW50MTZfdCBp ID0gX19hdG9taWNfbG9hZF9uKCZzbC0+cy5jdXJyZW50LCBfX0FUT01JQ19SRUxBWEVEKTsNCj4g KwlpKys7DQo+ICsJX19hdG9taWNfc3RvcmVfbigmc2wtPnMuY3VycmVudCwgaSwgX19BVE9NSUNf UkVMQVhFRCk7DQoNClNob3VsZG4ndCB3ZSB1c2UgX19BVE9NSUNfUkVMRUFTRSBoZXJlIHRvIHBh aXIgd2l0aCBsb2NrKCkgPw0KDQoNCj4gIH0NCj4gICNlbmRpZg0KPiAgDQo+IEBAIC05OCwxNiAr MTAwLDE5IEBAIHJ0ZV9zcGlubG9ja191bmxvY2sgKHJ0ZV9zcGlubG9ja190ICpzbCkNCj4gICAq ICAgMSBpZiB0aGUgbG9jayBpcyBzdWNjZXNzZnVsbHkgdGFrZW47IDAgb3RoZXJ3aXNlLg0KPiAg ICovDQo+ICBzdGF0aWMgaW5saW5lIGludA0KPiAtcnRlX3NwaW5sb2NrX3RyeWxvY2sgKHJ0ZV9z cGlubG9ja190ICpzbCk7DQo+ICtydGVfc3BpbmxvY2tfdHJ5bG9jayhydGVfc3BpbmxvY2tfdCAq c2wpOw0KPiAgDQo+ICAjaWZkZWYgUlRFX0ZPUkNFX0lOVFJJTlNJQ1MNCj4gIHN0YXRpYyBpbmxp bmUgaW50DQo+IC1ydGVfc3BpbmxvY2tfdHJ5bG9jayAocnRlX3NwaW5sb2NrX3QgKnNsKQ0KPiAr cnRlX3NwaW5sb2NrX3RyeWxvY2socnRlX3NwaW5sb2NrX3QgKnNsKQ0KPiAgew0KPiAtCWludCBl eHAgPSAwOw0KPiAtCXJldHVybiBfX2F0b21pY19jb21wYXJlX2V4Y2hhbmdlX24oJnNsLT5sb2Nr ZWQsICZleHAsIDEsDQo+IC0JCQkJMCwgLyogZGlzYWxsb3cgc3B1cmlvdXMgZmFpbHVyZSAqLw0K PiAtCQkJCV9fQVRPTUlDX0FDUVVJUkUsIF9fQVRPTUlDX1JFTEFYRUQpOw0KPiArCXVpbnQxNl90 IG1lID0gX19hdG9taWNfZmV0Y2hfYWRkKCZzbC0+cy5uZXh0LCAxLA0KPiBfX0FUT01JQ19SRUxB WEVEKTsNCj4gKwl3aGlsZSAoX19hdG9taWNfbG9hZF9uKCZzbC0+cy5jdXJyZW50LCBfX0FUT01J Q19SRUxBWEVEKSAhPSBtZSkNCj4gew0KPiArCQlfX2F0b21pY19zdWJfZmV0Y2goJnNsLT5zLm5l eHQsIDEsIF9fQVRPTUlDX1JFTEFYRUQpOw0KPiArCQlyZXR1cm4gMDsNCj4gKwl9DQo+ICsNCg0K U2hvdWxkbid0IHdlIG5lZWQgQ0FTIGhlcmU/DQpTaW1pbGFyIGltcGxlbWVudGF0aW9uIGhlcmU6 DQpodHRwczovL2dpdC5saW5hcm8ub3JnL2xuZy9vZHAuZ2l0L3RyZWUvcGxhdGZvcm0vbGludXgt Z2VuZXJpYy9pbmNsdWRlL29kcC9hcGkvcGxhdC90aWNrZXRsb2NrX2lubGluZXMuaA0KDQoNCj4g KwlyZXR1cm4gMTsNCj4gIH0NCj4gICNlbmRpZg0KPiAgDQo+IA0K